by Shaller, E H
Published in Employee relations law journal (22.03.1991)

by Rosenbaum, Jason
Published in Columbia daily tribune (Columbia, Mo. : 1904) (15.09.2006)

by White, Stephen
Year of Publication 1988

by Mantis, Steve
Published in Our times (Toronto) (01.07.2015)

by Caldi, Fabrizio, Guglielmi, Giovanni, Cristaudo, Alfonso
Published in Giornale italiano di medicina del lavoro ed ergonomia (01.03.2019)